Illegal. According to legal analysis, it is illegal to process pills if it is for profit and may pose a threat to the health of others. Under the guidance of Chinese traditional medical theory, drugs collected, processed, prepared, explained the mechanism of action and guided clinical application are collectively referred to as traditional Chinese medicine. In short, traditional Chinese medicine refers to substances that are used to prevent, treat and diagnose diseases and have rehabilitation and health care functions under the guidance of traditional Chinese medicine theory.